<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="./CSS/basic.css">
    <title>019_flex换行</title>
    <style>
        .container{
            width: 100vw;
            height: 100vh;
            background-color: pink;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .item{
            width: 10vw;
            height: 100px;
            background-color: rgb(192, 72, 152);
            margin: 10px 20px;
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
        <div>
</body>
</html>